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author | Ilya Dryomov <idryomov@gmail.com> | 2018-10-15 16:26:27 +0300 |
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committer | Ilya Dryomov <idryomov@gmail.com> | 2018-10-22 11:28:22 +0300 |
commit | 39e58c3425b1816c84724e8a77f9f9daa0143263 (patch) | |
tree | 3e32e02e54a5a75fbcf990869bf6d1031c81a493 /net/ceph | |
parent | 81c65213d73cc51f2f2e4326d602e107c07afb05 (diff) | |
download | linux-39e58c3425b1816c84724e8a77f9f9daa0143263.tar.xz |
libceph: introduce alloc_watch_request()
ceph_osdc_alloc_messages() call will be moved out of
alloc_linger_request() in the next commit, which means that
ceph_osdc_watch() will need to call ceph_osdc_alloc_messages()
twice. Add a helper for that.
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'net/ceph')
-rw-r--r-- | net/ceph/osd_client.c | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 17d1d2a04a7a..a5fbb38086b6 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -4492,6 +4492,23 @@ alloc_linger_request(struct ceph_osd_linger_request *lreq) return req; } +static struct ceph_osd_request * +alloc_watch_request(struct ceph_osd_linger_request *lreq, u8 watch_opcode) +{ + struct ceph_osd_request *req; + + req = alloc_linger_request(lreq); + if (!req) + return NULL; + + /* + * Pass 0 for cookie because we don't know it yet, it will be + * filled in by linger_submit(). + */ + osd_req_op_watch_init(req, 0, 0, watch_opcode); + return req; +} + /* * Returns a handle, caller owns a ref. */ @@ -4521,25 +4538,18 @@ ceph_osdc_watch(struct ceph_osd_client *osdc, lreq->t.flags = CEPH_OSD_FLAG_WRITE; ktime_get_real_ts64(&lreq->mtime); - lreq->reg_req = alloc_linger_request(lreq); + lreq->reg_req = alloc_watch_request(lreq, CEPH_OSD_WATCH_OP_WATCH); if (!lreq->reg_req) { ret = -ENOMEM; goto err_put_lreq; } - lreq->ping_req = alloc_linger_request(lreq); + lreq->ping_req = alloc_watch_request(lreq, CEPH_OSD_WATCH_OP_PING); if (!lreq->ping_req) { ret = -ENOMEM; goto err_put_lreq; } - /* - * Pass 0 for cookie because we don't know it yet, it will be - * filled in by linger_submit(). - */ - osd_req_op_watch_init(lreq->reg_req, 0, 0, CEPH_OSD_WATCH_OP_WATCH); - osd_req_op_watch_init(lreq->ping_req, 0, 0, CEPH_OSD_WATCH_OP_PING); - linger_submit(lreq); ret = linger_reg_commit_wait(lreq); if (ret) { |